No problem, we've got 1598 and 5790 to multiply
1598 × 5790 = 5790 × (1598)
+ 5790 × 8 that equals 46320
+ 5790 × 90 that is equal 521100
+ 5790 × 500 which equals 2895000
+ 5790 × 1000 resulting in 5790000

= 9252420
